Investigation on degradation of power transformer solid insulation material

Annual Report - Conference on Electrical Insulation and Dielectric Phenomena, CEIDP

Volumn , Issue , 2008, Pages 75-78

  Homagk, C ^a   Mossner K ^a   Leibfried, T ^a  

^a UNIVERSITY OF KARLSRUHE   (Germany)

Author keywords

[No Author keywords available]

Indexed keywords

AGEING PROCESS; CELLULOSE CHAIN; CONCENTRATION OF; CURRENT ASSETS; DECOMPOSITION REACTION; DEGREE OF POLYMERIZATION; ELECTRIC ENERGY TRANSMISSION; END OF LIVES; GENERATION SYSTEMS; INSULATION SYSTEM; NONUNIFORM; OPERATION TEMPERATURE; PAPER INSULATION; PAPER MATERIALS; POWER GRIDS; SOLID INSULATION;

ALDEHYDES; DYNAMIC POSITIONING; ELECTRIC GENERATORS; ELECTRIC INSTRUMENT TRANSFORMERS; ELECTRIC TRANSFORMER INSULATION; INSULATING MATERIALS; KRAFT PAPER; MECHANICAL STABILITY; PERCOLATION (SOLID STATE); POWER GENERATION; TRANSFORMER SUBSTATIONS;

POWER TRANSFORMERS;

ALDEHYDES; CELLULOSE; ELECTRIC FIELDS; ELECTRIC GENERATORS; FAILURE; INSULATORS; KRAFT PAPERS; POLYMERIZATION; TRANSFORMERS;

EID: 65949093937     PISSN: 00849162     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.1109/CEIDP.2008.4772830     Document Type: Conference Paper

References (9)

1. A.J. Kachler, I. Höhlein, "Aging of Cellulose at Transformer Service Temperatures. Part 2. Influence of moisture and temperature on degree of polymerization and formation of furanic compounds in free-breathing systems" IEEE Electrical Insulation Magazine, Vol. 21, Issue 5, pp. 20-24, Sept.-Oct. 2005.
2. X. Chendong, "Monitoring Paper Insulation Ageing by measuring Furfural Contents in Oil", 7th International Symposium on High Voltage Engineering (ISH), August 26 - 30, 1991
3. A. Heisler and A. Banzer, "Zustandsbeurteilung von Transformatoren mit Furfurol-Bestimmung", ew - Das Magazin für die Energiewirtschaft, vol. 16, 2003, German language
4. A. De Pablo, "Interpretation of Furanic Compounds Analysis - Degradation Models", CIGRE WG D1.01.03, former WG 15-01, Task Force 03, 1997
5. D.H. Shroff and A.W. Stannet, "A review of paper ageing in power transformers", Proc. IEE, Vol. 132, pp. 312-319, 1985
6. T. Leibfried, C. Homagk, D. Giselbrecht et al., " Isolierstoffuntersuchungen an gealterten Maschinentransformatoren und Vergleich der Ergebnisse mit diagnostischen Kenngrößen", ETG Fachtagimg Diagnostik elektrischer Betriebsmittel, Sept. 2006, German language
7. L.E. Lundgaard, W. Hansen and S. Ingebrigtsen, "Ageing of Mineral Oil impregnated Cellulose by Acid Catalysis", IEEE Transactions on Dielectrics and Electrical Insulation, Vol. 15, Issue 2, pp 540-546, April 2008
8. I. Höhlein "Furane als Indikator des Feststoffisolationszustands in Transformatoren - Möglichkeiten und Grenzen", ", ETG Fachtagung Diagnostik elektrischer Betriebsmittel, Sept. 2006, German language
9. IEC 60450:2004 + A1:2007: Measurement of the average viscometric degree of polymerization of new and aged cellulosic electrically insulating materials